72일차(2)/Android App(18) : Fragment (2), Fragment Lifecycle step07fragment2 Myfragment package com.example.step07fragment; import android.os.Bundle; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.TextView; import androidx.annotation.NonNull; import androidx.annotation.Nullable; import androidx.fragment.app.Fragment; import androi..
